#banner{
    width: 100%;
    height: 620px;
    background: url('../pic/case/banner.jpg') center;
    color:#fff
}
#banner h2{
    font-size: 36px;
    margin-top: 330px;
}
#banner h3{
    font-size: 20px;
    margin-top: 40px;
}
.pd{
    padding:70px 0;
}
#item1 .brick{
    padding:80px 0;
    border-bottom: solid 1px #dcdcdc;
}
#item1 .img-box{
    width: 640px;
}
#item1 .text{
    width: 460px;
}
#item1 h2{
    margin-bottom: 15px;
    font-size: 22px;
    font-weight: 600;
    color: #333;
}
#item1 p{
    font-size: 14px;
    color: #666;
    line-height: 28px;
}
#item1 a{
    display: block;
    line-height: 30px;
    color: #47a1fc;
    margin-top: 40px;
    font-size: 12px;
}
#item2{
    padding-bottom: 40px;
}
#item2 h2{
    font-size: 28px;
    color: #256acb;
    line-height: 100px;
}
#item2 ul{
    width: 1200px;
}
#item2 li{
    float: left;
    margin-left: 20px;
    margin-right: 20px;
    margin-top: 30px;
    width: 160px;
    height: 50px;
}